diff --git a/CHANGES.txt b/CHANGES.txt
index d5050f9..02ac5e5 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,5 +1,10 @@
 Changes
 -------
+422.doc (2023-04-27)
+^^^^^^^^^^^^^^^^^^^^
+* Added PEP 561 support.
+
+
 0.4.0 (2023-03-16)
 ^^^^^^^^^^^^^^^^^^
 * Fixed compatibility with python 3.9+.
diff --git a/README.rst b/README.rst
index 39a9e8d..94f27f2 100644
--- a/README.rst
+++ b/README.rst
@@ -22,6 +22,9 @@ same approach.
 **aioodbc** is fully compatible and tested with uvloop_. Take a look at the test
 suite, all tests are executed with both the default event loop and uvloop_.
 
+**aioodbc** also supports `PEP 561`_. Developers should be able to utilize *aioodbc*'s
+type annotations in their own projects with confidence.
+
 
 Basic Example
 -------------
@@ -171,4 +174,5 @@ Requirements
 .. _unixODBC: http://www.unixodbc.org/
 .. _threads: http://techspot.zzzeek.org/2015/02/15/asynchronous-python-and-databases/
 .. _docker: https://docs.docker.com/engine/installation/
+.. _PEP 561: https://peps.python.org/pep-0561/
 .. _motor: https://emptysqua.re/blog/motor-0-7-beta/
diff --git a/aioodbc/py.typed b/aioodbc/py.typed
new file mode 100644
index 0000000..8b13789
--- /dev/null
+++ b/aioodbc/py.typed
@@ -0,0 +1 @@
+